[Ips-wgr] IPS Weekly Geo. Report (03 April 08)
rwc at ips.gov.au
Thu Apr 3 14:27:13 EST 2008
SUBJ: IPS WEEKLY GEOPHYSICAL REPORT
ISSUED ON 03 APRIL 2008, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SUMMARY (25 MARCH - 02 APRIL)
K indices are in UT (0-24). For conversion to local time:
AEST = UT + 10 hours; ACST = UT + 9.5 hours; AWST = UT + 8 hours
Date K-INDICES A
25 Mar 2221 1112 5
26 Mar 2234 4444 20
27 Mar 3333 3344 18
28 Mar 3344 4332 18
29 Mar 2222 3222 8
30 Mar 2222 3212 7
31 Mar 1112 2112 4
01 Apr 2212 2111 5
02 Apr 1110 0011 1
*estimated from real time data
Active 26-28 March due to coronal hole, otherwise mostly
quiet to unsettled on other days.
NOTE: Indices may have been generated from data obtained in
cooperation with the following organisations: Geoscience Australia,
University of Newcastle Space Physics Group, Australian Government
Antarctic Division and Space Environment Research Center, Japan.
2. FORECAST (03 APRIL - 03 MAY)
Disturbed Periods: 4-7, 22-25 April.
Best Quiet Periods: 14-21 Apr.
3. FORECAST FOR HIGH RESOLUTION AEROMAGNETIC SURVEYS
Northern Australian Regions: NA
Central Australian Regions:
Disturbed Periods: None.
Best Quiet Periods: 12-20, 25 Apr - 1 May.
Southern Australian Regions:
Disturbed Periods: 5-13 April.
Best Quiet Periods: 14-19 Apr, 26 Apr - 1 May.
Pc3 pulsations are high frequency (10-45 second period) variations
of the Earths magnetic field. Daily pc3-indices are the daily sum of
20 minute pc3-indices for that station and have been shown to be well
correlated with rejection of high resolution aeromagnetic survey
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